package com.peoit.honeycomb.application.impl;

import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.net.URLDecoder;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpStatus;
import org.apache.commons.httpclient.NameValuePair;
import org.apache.commons.httpclient.URI;
import org.apache.commons.httpclient.methods.GetMethod;
import org.springframework.stereotype.Service;

import com.peoit.honeycomb.application.SmsApplication;
import com.peoit.honeycomb.domain.SmsTemplate;

/**
 * 发送短信业务层
 * 
 * @author zhenshis
 *
 */
@Service
public class SmsApplicationImpl implements SmsApplication {

	/**
	 * 
	 * @param url
	 *            应用地址，类似于http://ip:port/msg/
	 * @param account
	 *            账号
	 * @param pswd
	 *            密码
	 * @param mobile
	 *            手机号码，多个号码使用","分割
	 * @param msg
	 *            短信内容
	 * @param needstatus
	 *            是否需要状态报告，需要true，不需要false
	 * @return 返回值定义参见HTTP协议文档
	 * @throws Exception
	 */
	public String batchSend(SmsTemplate template, String mobile) throws Exception {
		HttpClient client = new HttpClient();
		GetMethod method = new GetMethod();
		try {
			URI base = new URI(template.getUrl(), false);
			method.setURI(new URI(base, "HttpBatchSendSM", false));
			method.setQueryString(new NameValuePair[] { new NameValuePair("account", template.getAccount()),
					new NameValuePair("pswd", template.getPswd()), new NameValuePair("mobile", mobile),
					new NameValuePair("needstatus", String.valueOf(template.isNeedstatus())),
					new NameValuePair("msg", template.getMsg()), new NameValuePair("product", template.getProduct()),
					new NameValuePair("extno", template.getExtno()), });
			int result = client.executeMethod(method);
			if (result == HttpStatus.SC_OK) {
				InputStream in = method.getResponseBodyAsStream();
				ByteArrayOutputStream baos = new ByteArrayOutputStream();
				byte[] buffer = new byte[1024];
				int len = 0;
				while ((len = in.read(buffer)) != -1) {
					baos.write(buffer, 0, len);
				}
				return URLDecoder.decode(baos.toString(), "UTF-8");
			} else {
				throw new Exception("HTTP ERROR Status: " + method.getStatusCode() + ":" + method.getStatusText());
			}
		} finally {
			method.releaseConnection();
		}

	}
}
